March 2023 - Page 7 of 72

How to Configure NUMA Architecture on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure NUMA Architecture on Oracle Linux 9

Introduction Setting up configure numa architecture on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure NUMA Architecture on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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Oracle Linux 9 — cups — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — cups — vulnerability — patch and remediation guide (ELSA-2023-4838)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-4838 Related CVEs: CVE-2023-32360 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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How To Install Ruby on Rails on CentOS 6 — step-by-step Linux tutorial on Progressive Robot

How To Install Ruby on Rails on CentOS 6

This tutorial explains how to install Ruby, how to install ruby gems with yum or from source, how to update ruby gems and the system, and how to install rails on Centos. Ruby on Rails is an application stack that provides web developers with a framework to quickly create a variety of web applications.

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Oracle Linux 8 — istio — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — istio — vulnerability — patch and remediation guide (ELSA-2023-12011)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12011 Related CVEs: CVE-2022-39278 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Oracle Linux 9 — xdg-utils — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — xdg-utils — vulnerability — patch and remediation guide (ELSA-2025-7672)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-7672 Related CVEs: CVE-2022-4055 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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How to Set Up Remote Desktop Licensing on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up Remote Desktop Licensing on Windows Server 2022

Introduction Windows containers bring the containerization model to Windows-native workloads — legacy .NET Framework applications, IIS web servers, Windows services, and COM-dependent applications that cannot run in Linux containers. Windows Server 2022 supports a range of Windows container base images from the Microsoft Container Registry (MCR), each offering a different trade-off between compatibility and image […]

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Amazon Linux 2 — amanda — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — amanda — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2023-2218 Related CVEs: CVE-2016-10729 CVE-2016-10730 CVE-2022-37705 CVE-2023-30577 Upstream summary: An issue was discovered in Amanda 3.3.1. A user with backup privileges can trivially compromise a client installation. The "runtar" setuid […]

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